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| author | Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com> | 2009-06-10 04:38:40 +0000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-06-15 16:47:21 +1000 |
| commit | 13685a1654b65357fb34066a98ef40445f7820fc (patch) | |
| tree | 89a18aa144873b1224618fa399dd6654751ed2b6 /drivers/block | |
| parent | c2e95c6d7a9b9d8f023c3639edbb1da65ccd15ac (diff) | |
block: Add bio_list_peek()
Introduce bio_list_peek(), to obtain a pointer to the first bio on the bio_list
without actually removing it from the list. This is needed when you want to
serialize based on the list being empty or not.
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Acked-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'drivers/block')
0 files changed, 0 insertions, 0 deletions